10th International Workshop on Non-Hydrostatic Modelling

Offenbach/Main, 13 - 15 May 2013, Deutscher Wetterdienst

Agenda, presentations and posters

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Monday,13/05/2013
09:00-09:20Opening
Sarah Jones - DWD, Offenbach, Germany Introduction by the Head of the Research and Development business unit
Michael Baldauf - DWD, Offenbach, Germany Organizational items
Numerical Algorithms and their Performance. Chair Michael Baldauf
09:20-09:40 Thomas Melvin, Andrew Staniforth, Colin Cotter - Met Office,Exeter, UK Dispersion Properties of Mixed Finite Elements for Atmospheric Dynamical Cores
09:40-10:00 Jürgen Steppeler - CSC, Hamburg, Germany; Marc Taylor Sandia Labs, Albuquerque, USA L-Galerkin operators on polygonal Serendipity grids for spherical spectral element discretizations
10:00-10:20 Giovanni Tumolo, Luca Bonaventura, Marco Restelli - Triest, Italy A semi-implicit, semi-Lagrangian, p-adaptive discontinuous Galerkin method for the shallow water equations on the sphere
10:20-10:50Coffee break
Chair: Jürgen Steppeler
10:50-11:10 Günther Zängl - Deutscher Wetterdienst, Offenbach, Germany ICON - the new global nonhydrostatic model of DWD and MPI-M
11:10-11:30 Joseph Klemp, Bill Skamarock, Michael Duda, Sang-HunPark- NCAR, Boulder, USA Treatment of Gravity Waves over Terrain in High Resolution Global MPAS Simulations
11:30-11:50 Michael Baldauf, Daniel Reinert, Günther Zängl - Deutscher Wetterdienst, Offenbach Slavko Brdar - Univ. Freiburg, Germany An exact analytical solution for linear gravity wave expansion of the compressible, non hydrostatic Euler equations
11:50-12:10 Guy de Morsier, Oliver Fuhrer, Marco Arpagaus, Pirmin Kaufmann, Francis Schubiger - MeteoSwiss, Swizzerland Performances of COSMO at 1km resolution
12:10-13:30Lunch
Chair: Joseph Klemp
13:30-13:50 Tommaso Benacchio, Rupert Klein - FU Berlin, Germany A multilevel time integrator for large-scale atmospheric flows
13:50-14:10 Warren O'Neill, Rupert Klein - FU Berlin, Germany A Moist Pseudo-Incompressible Model
14:10-14:30 Yuki Nishikawa, Masaki Satoh - University of Tokyo, Japan Representation of topography by thin-wall approximation in a height coordinate
(poster) Petra Smolikova, J. Vivoda, R. Brozkova, I. Bastak-Duran, J.-F. Geleyn, N. Pristov - Czech Hydrometeorological Institute (CHMI), Prague, Czech Republic Model ALARO with NH dynamics in convection permitting scales
(poster) Marcin Kurowski, Wojciech W. Grabowski, Piotr K. Smolarkiewicz NCAR, Boulder, CO, USA Towards multiscale simulation of moist flows with soundproof equations
(poster) Jack Ogaja, Andreas Will - BTU Cottbus, Germany Horizontal and Vertical discretisation errors and ist convergence in COSMO model
(poster) Steven Caluwaerts - Ghent University, BelgiumDaan Degrauwe Royal Meteorological Institute, Belgium; Piet Termonia Royal Meteorological Institute and Ghent University, Belgium, Fabrice Voitus, Pierre Benard, Jean-francois Geleyn CNRM, Meteo-France A linear finite element spatial discretization method with realistic geostrophic adjustment and consistent with the SISL ALADIN model algorithmics
14:30-15:00Coffee break
Predictability Chair: Martin Köhler
15:00-15:20 Chris Weijenborg, Petra Friederichs, Andreas Hense - Universität Bonn, Germany Mesoscale convective weather and conserved variables
15:20-15:40 Florent Beucher, Jean-Philippe Lafore, Fatima Karbou - CNRM-GAME Météo-France et CNRS, Toulouse, France; Rémy Roca Evaluation of the forecast skill of the high resolution AROME model over West Africa
(poster) Martin Köhler, Arnold Tafferner - DLR Oberpfaffenhofen, Germany Thunderstorm forecasting by a fuzzy logic combination of model data
Data Assimilation using Radar and Satellite Data Chair: Christoph Schraff
15:40-16:00 Kao-Shen Chung, Weiguang Chang, Luc Fillion, Seung-Jong Baek -Enviroment Canada, Dorval, Canada Radar Data Assimilation in the Canadian High Resolution Ensemble Kalman Filter system
16:00-16:20 Hendrik Reich, Andreas Rhodin, Christoph Schraff Deutscher Wetterdienst, Germany LETKF for COSMO-DE model of DWD: latest results
16:20-16:40 Annika Schomburg, Christoph Schraff - Deutscher Wetterdienst, Offenbach, Germany Assimilation of cloud information into the COSMO model with an Ensemble Kalman Filter
16:40-17:00Coffee break
Experience in Operational Applications including Verification Issues. Chair: Ulrich Damrath
17:00-17:20 Vera Klüpfel, F. Beucher, J.-P. Lafore, F. Guichard, R. Roca -KIT Karlsruhe, Germany Intercomparison of AROME and COSMO simulations for a period of the AMMA campaign
17:20-17:40 Stephanie Landman, Christien J. Engelbrecht, Erik Becker -South African Weather Service, Pretoria, South Africa The impact of observational data on verification of non-hydrostatic daily rainfall forecasts over South Africa
17:40-18:00 Bjoern Hendrik Fock, A. Gierisch, K.H. Schlünzen, M. Dobrynin, T. Pohlmann, A. Beitsch, D. Bröhan, L. Kaleschke, H. Bockelmann -Institute University of Hamburg, Germany Developing the high resolution sea ice forecasting system HAMMER based on regional at
(poster) Joanna Linkowska, Andrzej Mazur - IMGW-PIB, Warsaw, Poland Verification of COSMO PL 2.8 km
(poster) Mark Weeks - Met Office, Exeter, U.K. An overview of the UK Met Office Weymouth Bay wind model for the 2012 Olympics
(poster) Patience Shibambu - South African Weather Service, Pretoria, South Africa The evaluation of the COSMO model for short-range weather forecastingover Southern Africa
(poster) Ulrich Damrath - Deutscher Wetterdienst, Offenbach, Germany Some aspects of verification of COSMO models in DWD
18.00-19.30Icebreaker - Invitation by DWD
Tuesday, 14/05/2013
Special Issue - Operationalisation of Convection-Permitting Modells. Chair: Mike Bush
9:00-9:20 Sylvie Malardel, Nils Wedi - ECMWF, Reading, U.K. Global convection-permitting modelling at ECMWF
9:20-9:40 Jason Milbrandt, Stéphane Bélair, Manon Faucher, Anna Glazer, Marcel Vallé - Environment Canada, Dorval, Canada Environment Canada's Operational High-Resolution Deterministic Prediction System
9:40-10:00 S. Bélair, S. Leroyer, J. Milbrandt, S. Pellerin, A. Glazer -Environment Canada Sub-km Numerical Weather Prediction at Environment Canada
10:00-10:20 Kengo Matsubayashi, Tabito Hara, Tadashi Fujita, Satoshi Moriyasu, Kohei Kawano, Yasutaka Ikuta, Koichi Yoshimoto, Yuta Hayashi, Nobumiki Kinoshita, Hisaki Eito - Japan Meteorological Agency, Tokyo, Japan New operational high resolution regional mesoscale
10:20-10:50Coffee break
Chair: Zbigniew Piotrowski
10:50-11:10 Warren Tennant, Christine Johnson, Nigel Roberts, Richard Swinbank MetOffice, U.K Experience with initialising the Met Office convective-scale ensemble MOGREPS-UK
11:10-11:30 Mike Bush - Met Office, Exeter, U.K. Forecaster input to UKV model development                                                               
11:30-11:50 Carol Halliwell, Humphrey Lean, Kirsty Hanley, Thorwald Stein, Emilie Carter - Met Office, Exeter, U. K. Comparisons of explicit representation of convection in models with gridlengths between 100m and 4km with observations
11:50-12:10 Linda Schlemmer, Cathy Hohenegger - Max-Plank Institut für Meteorologie, Hamburg, Germany The formation of wider and deeper clouds through cold-pool dynamics
12:10-13:15Lunch
13:15-14:30Visiting Ledermuseum
Chair: Jason Milbrandt
14:40-15:00 M. P. Manzi - CMCC; P. Mercogliano - CMCC, CIRA, Capua M. Milelli -ARPA, Piemonte, Torino, Italy Testing of COSMO-1 over Italy
15:00-15:20 Zbigniew Piotrowski, Bogdan Rosa, Damian K. Wójcik, Michal Z. Ziemianski - IMGW-PIB, Warsaw, Poland Towards soundproof dynamical core for COSMO model - operationalization of high-resolution weather prediction for the Alps
15:20-15:40 Damian K. Wójcik, Zbigniew P. Piotrowski, Bogdan Rosa, Michal Z. Ziemianski - IMGW-PIB, Warsaw, Poland High-resolution simulations of deep moist convection over the Alps - testing of the COSMO-EULAG model
15:40-17:00Coffee break with Poster Session
Physical Parameterisation. Chair: Almut Gassmann
17:00-17:20 Katrin Scheufele, George C. Craig, Andreas Dörnbrack -LMU München, Germany Evaluation of vertical mass flux in high-resolution simulations of convective clouds
17:20-17:40 Bill Skamarock, Joe Klemp, Michael Duda, Laura Fowler, Sang-Hun Park NCAR, Boulder, USA "To parameterize or not to parameterize?" deep convection in O(10) - O(1) km mesh forecasts.
17:40-18:00 Jorge Bornemann, Paul Field, Kalli Furtado, Mark Weeks  Met Office, Exeter, U.K. The effect of ice fall speed in the structure of surface precipitation
19:00-22:00Dinner in Winter's Hotel, Offenbach
Wednesday, 15/05/2013
Physical Parameterisation. Chair: Bill Skamarock
09:00-09:20 Humphrey Lean, Carol Halliwell, Kirsty McBeath - Met Office/Univ., Reading, U.K. Characteristics of unstable boundary layers in high resolution versions of the UM.
09:20-09:40 Ekaterina Machulskaya, Dmitrii Mironov - Deutscher Wetterdienst, Offenbach, Germany Implementation of a TKE-Scalar Variance Mixing Scheme into the COSMO Model
09:40-10:00 Almut Gassmann, Hans-Joachim Herzog - IAP Kühlungsborn, Germany Do our parameterizations obey the second law of thermodynamics?
10:00-10:20 Majajul Alam Sarker, Sujit Kumar Debsarma - SAARC, Aragon, Bangladesh Sensitivity of Nonhydrostatic Model Physical Parameterization to Simulations of Local Severe Storms over Bangladesh
(poster) Verena Molina, Rupert Klein - FU Berlin, Germany A multiple-scales asymptotic analysis of deep convection in a squall line
(poster) Felix Rieper, Günther Zängl - Deutscher Wetterdienst, Offenbach, Germany Improvement of supercooled liquid water prediction in COSMO/ICON
(poster) Rachel Honnert, Valery Masson, Fleur Couvreux-  Meteo France, Toulouse, France Turbulence in atmospheric models at the kilometric scale
10:20-10:50Coffee break
10:50-12:00

Disscusion groups

Working group 1: What is our progress in convection-permitting modelling and how to proceed?
Chair: Warren Tennant, Protocol: Sylvie Malardel

Working group 2: How well are our current numerical schemes suited for upcoming computer architectures?
Chair: Günther Zängl, Protocol: Michael Baldauf

12:00-12:20Coffee break
12:20-12:40 Summary of Disscusion groups: short report of Working group 1 and 2
13:00End of the workshop